Base | Representation |
---|---|
bin | 1100011000111010001… |
… | …0110000111011101110 |
3 | 202100101112011222011010 |
4 | 3012032202300323232 |
5 | 11441401242004002 |
6 | 241440220210050 |
7 | 21243331406430 |
oct | 3061642607356 |
9 | 670345158133 |
10 | 212844875502 |
11 | 822a3424296 |
12 | 35301399926 |
13 | 170c051961c |
14 | a431dca650 |
15 | 580ae8346c |
hex | 318e8b0eee |
212844875502 has 32 divisors (see below), whose sum is σ = 490216345344. Its totient is φ = 60348600000.
The previous prime is 212844875323. The next prime is 212844875527. The reversal of 212844875502 is 205578448212.
It is a Smith number, since the sum of its digits (48) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19336999 + ... + 19348002.
It is an arithmetic number, because the mean of its divisors is an integer number (15319260792).
Almost surely, 2212844875502 is an apocalyptic number.
212844875502 is an abundant number, since it is smaller than the sum of its proper divisors (277371469842).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
212844875502 is a wasteful number, since it uses less digits than its factorization.
212844875502 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38685144.
The product of its (nonzero) digits is 1433600, while the sum is 48.
It can be divided in two parts, 2128448 and 75502, that added together give a triangular number (2203950 = T2099).
The spelling of 212844875502 in words is "two hundred twelve billion, eight hundred forty-four million, eight hundred seventy-five thousand, five hundred two".
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